Peteb bbotheehood



(No Model.)

1?. BROTHERHOOD.

COUPLING FOR $HAFT-ING. No. 293.141. Patented Feb. 5, 1884 -1 ran, 6 w mthe county of Surrey, England, have invented 'tain freedom for end-play,and also certain afiange, C, andonjB, I fix a boss'also,with a so a toallow {or obliquity or end-play of the I UNITED STATES PATENT" OFFI E.

oouPLmg FOR SHAFT l NG.

SPECIFIOA'IION forming art bf Letters'P-atent No. 293,141, datedFebruary 5, 1884.

Application filed li'ovrmlzerw, 1583. (K0 model.) Patented in EnglandOriobrr 11', IP83, No; 4,943.

To all whom it may concern/.1 I

Be it known that 1, PETER BROTHERHOOD, a citizen of England, residing atLambeth, in

a.new or Improved Coupling for Shafting,(for which} have obtainedprovisiQnaLprotectiog, in Great Britain, No. 4,943, dated October 17,1883,) of which the following is aspecification. My invention relates tomeans of coupling two lines of revolving shafting together, so as toallow for error of alignment and give cerelasticity of driving. For thispurpose I constructthe coupling as shown in section at Fig ure 1, and infront view, Fig. 2, in the accompanying drawings.

A is part of the one line of 'shafting, and B is part of the other. OnA, I fix a boss with flange, D, and by means of two rings,E and F,secured or bolted, respectively, to O and D, I clamp adiaphr'agm, G, ofleather, caoutchouc, or other somewhat flexible and elastic .material, afree annulus of which between the two sets of flanges can bend andspring a little,

' tially as herein described.

shafts, and also to convey the driving strain I elastically from the oneshaft'to the other. The diaphragm G might obviously be made in severalthicknesses, and when it is required to be .of large size, it might bemade in seglllenllsland there might be several layers of such segmentsbreaking. joint and secured together by riveting, lacing, or otherwise.

Having thus described the nature of my invention and the best means Iknow of carry- .ingvit into practical eflect, I'clain1 A vcoupling forconnecting twolines of shafting, consisting of a diaphragm of flexiblematerial clamped by its periphery to the one shaft and by its middle tothe other shaft, substan- In testimony whereof I have signed my name tothis specification, in the presence of two subscribing witnesses, this27th day of October, A. D. 1883. i

PETE-R BROTHERHOOD.

\Vitnesses:

J om; DEAN,

Both of 17 Gracechurrbh-Street, London.

. I PERoY R. GOLDRI'NG,

